127939903

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{15797}}^1$

素因数の和:15906

約数の個数: 16

約数和(自身を含む): 159243840

約数和(自身を除く): 31303937

約数列:

[1, 7, 13, 89, 91, 623, 1157, 8099, 15797, 110579, 205361, 1405933, 1437527, 9841531, 18277129, 127939903]

約数ペア:

[(1, 127939903), (7, 18277129), (13, 9841531), (89, 1437527), (91, 1405933), (623, 205361), (1157, 110579), (8099, 15797)]